Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Jun 23, 2011
JK Rowling launched her new website and e-book sales platform Pottermore at a London press conference after quite a bit of hype. Bizarrely, journalists and camera crews were ushered in at 10, only to be told to switch off their phones and say nothing til 12. I'm afraid I disobeyed....